2 inch SCA Laser Collimator works for both 2 inch and 1.25 inch Newtonian and SCT telescopes. The unit comes with one 1.25" SCA Laser Collimator with built-in Self-Centering Adapter pre-installed in a 2 inch to 1 ... Learn More

HOTECH is a leading company in optoelectronic industry, meeting the needs of business and consumers.

Throughout the history of HOTECH, the company has continuously brought forward innovative and proprietary technologies to assist customers in developing and acquiring next-generation products offering a competitive edge. We specialize in industrial and commercial laser diode modules and systems, optical and astronomical devices, tactical laser gun sight and rescue signaling lasers for military and law enforcement, and consumer electronics products.

These products are essential and significant technologies for industries of astronomy, defense, precision alignment, machine vision, and construction leveling. Our experiences in product design and development, technical processes, and quality control enable us to provide turnkey solutions for our customers, on time and under budget.